<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <title>产品月销量统计表</title>
    <link rel="stylesheet" href="lab3-2.css">
</head>
<body>
    <table class="sales-table">
        <caption>产品月销量</caption>
        <thead>
            <tr>
                <th>ID</th>
                <th>产品名称</th>
                <th>销量</th>
            </tr>
        </thead>
        <tbody>
            <tr>
                <td>2021090901</td>
                <td>马克杯</td>
                <td>5000</td>
            </tr>
            <tr>
                <td>2021090902</td>
                <td>啤酒杯</td>
                <td>5200</td>
            </tr>
            <tr>
                <td>2021090903</td>
                <td>搪瓷杯</td>
                <td>3500</td>
            </tr>
        </tbody>
        <tfoot>
            <tr class="total-row">
                <td colspan="2">合计</td>
                <td>13700</td>
            </tr>
        </tfoot>
    </table>
</body>
</html>